Roast Beef Crostini with Arugula Mayo

Ingredients

3 tablespoons garlic mayonnaise

2 cups (packed) baby arugula

Pinch of salt

12 1/2-inch-thick slices lightly toasted baguette

Thinly sliced roast beef

3 tablespoons minced red onion

Pepper

Preparation

In food processor, puree garlic mayonnaise and baby arugula and salt. Spread onto baguette slices. Top each with 1/4 oz. slice roast beef, rolled up to form a rosette. Top with red onion and season with pepper.